1. Companies
  2. Specialist contractors
  3. Watford
  4. J&J Construction Consultants Ltd

J&J Construction Consultants Ltd

ActiveMicro-entity accountsSpecialist contractorsWatford
Company number
09803216
Incorporated
1 Oct 201511 years trading
Registered office
136 ST. Albans Road, Watford, WD24 4FT
Nature of business
Other specialised construction activities n.e.c.
Accounts due in
290 days
31 Jul 2027
Net assets
-£1,323▼
-180.3% on the year before
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

J&J Construction Consultants Ltd is a 11-year-old private limited company registered in Watford, company number 09803216, one of 150 specialist construction companies in Watford. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
31 Jul 2027
in 290 days
For the period to 31 Oct 2026
CT600 due
31 Oct 2027
in 382 days
Period 1 Nov 2025 to 31 Oct 2026
Corporation tax payment
1 Aug 2027
in 291 days
9 months and 1 day after the period end
Confirmation statement
14 Oct 2027
in 365 days
Last made up to 30 Sep 2026

Is this your company?

File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.

File for J&J Construction Consultants Ltd

Or get a reminder before each deadline

Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.

Finances

From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.

  • Net assets down £2,970 (-180.3%) on the year before, to -£1,323.
  • Net assets rose in 5 of 9 year-on-year comparisons on record.
  • Current assets of £3,568 against £956 owed within a year: 3.7 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 10 years, 2016 to 2025.

Net assets by year

Net assets at each year end, 2016 to 2025£0£2,00031 October 2016: net assets £773£773201631 October 2017: net assets £987£987201731 October 2018: net assets £3,154£3,154201831 October 2019: net assets £3,372£3,372201931 October 2020: net assets £1,801£1,801202031 October 2021: net assets £666£666202131 October 2022: net assets £502£502202231 October 2023: net assets £735£735202331 October 2024: net assets £1,647£1,647202431 October 2025: net assets -£1,323-£1,3232025
Net assets at each year end, 2016 to 2025£0£2,00031 October 2016: net assets £773£773'1631 October 2017: net assets £987£987'1731 October 2018: net assets £3,154£3,154'1831 October 2019: net assets £3,372£3,372'1931 October 2020: net assets £1,801£1,801'2031 October 2021: net assets £666£666'2131 October 2022: net assets £502£502'2231 October 2023: net assets £735£735'2331 October 2024: net assets £1,647£1,647'2431 October 2025: net assets -£1,323-£1,323'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Oct 2025-£1,323£3,568£9561
31 Oct 2024£1,647£3,606£1,4151
31 Oct 2023£735£1,341£3,827£2,2081
31 Oct 2022£502£2,610£9,107£2,8051
31 Oct 2021£666£10K£19K£1,5791
31 Oct 2020£1,801£6,185£18K£1,2241
31 Oct 2019£3,372£1,388£4,596£1,2241
31 Oct 2018£3,154£2,673£5,566£2,4121
31 Oct 2017£987£5,607£4,6201
31 Oct 2016£773£11K£10K1

Who runs and owns J&J Construction Consultants Ltd

From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.

Officer

NameRoleAppointed
J*** B***DirectorOct 2015

Person with significant control

Individual · since Sep 2016
J*** B***
Owns 75% or more of the shares

Where J&J Construction Consultants Ltd is registered

J&J Construction Consultants Ltd's registered office on a map of the UK

The registered office is in Watford (WD24), in the Watford local authority area, East of England. Show WD24 4FT on a map.

Other trade companies in WD24

Shared registered office

29 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if J&J Construction Consultants Ltd files late

Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 July 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Aug 2027 to 31 Aug 2027£150
1 to 3 months late1 Sep 2027 to 31 Oct 2027£375
3 to 6 months late1 Nov 2027 to 31 Jan 2028£750
More than 6 months lateFrom 1 Feb 2028£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Nov 2027£200
3 months late31 Jan 2028another £200
6 months late30 Apr 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Oct 2028another 10% of any unpaid tax

For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.

Company details

As held on the Companies House register.

Company number
09803216
Status
Active
Company type
Private limited company
Incorporated
1 October 2015 (11 years ago)
Registered office
136 ST. Albans Road, Watford, WD24 4FT
Nature of business
Other specialised construction activities n.e.c. (SIC 43999)
Year end
31 October (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 October 2025
Last confirmation statement
30 September 2026

Filing notes for specialist construction companies

Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.

Similar companies in Watford

Other active specialist construction companies registered in Watford.

All specialist construction companies in Watford · All trades in Watford · Specialist contractors across the UK

Frequently asked questions

When are J&J Construction Consultants Ltd's accounts due?

J&J Construction Consultants Ltd's next accounts are due at Companies House by 31 July 2027 (in 290 days), covering the period to 31 October 2026.

When is J&J Construction Consultants Ltd's CT600 due?

The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.

Is J&J Construction Consultants Ltd still trading?

J&J Construction Consultants Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.

What does J&J Construction Consultants Ltd do?

J&J Construction Consultants Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).

How old is J&J Construction Consultants Ltd?

J&J Construction Consultants Ltd was incorporated on 1 October 2015, 11 years ago.

Who runs J&J Construction Consultants Ltd?

J&J Construction Consultants Ltd has 1 active director, the longest-serving appointed in Oct 2015. Their names and service addresses are on the Companies House register.

Who owns J&J Construction Consultants Ltd?

One person or company has significant control of J&J Construction Consultants Ltd: an individual (owns 75% or more of the shares).

What is the penalty if J&J Construction Consultants Ltd files its accounts late?

Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.

Official records

View J&J Construction Consultants Ltd on Companies House for filed documents, officers and the full history.

Report an error on this page

Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.

File accounts + CT600File now£49Let's talk